Search Results for author: Guodong Ding

Found 11 papers, 2 papers with code

Every Mistake Counts in Assembly

no code implementations31 Jul 2023 Guodong Ding, Fadime Sener, Shugao Ma, Angela Yao

Our framework constructs a knowledge base with spatial and temporal beliefs based on observed mistakes.

Temporal Action Segmentation: An Analysis of Modern Techniques

2 code implementations19 Oct 2022 Guodong Ding, Fadime Sener, Angela Yao

Temporal action segmentation (TAS) in videos aims at densely identifying video frames in minutes-long videos with multiple action classes.

Action Segmentation Segmentation +1

Leveraging Action Affinity and Continuity for Semi-supervised Temporal Action Segmentation

no code implementations18 Jul 2022 Guodong Ding, Angela Yao

To this end, we propose two novel loss functions for the unlabelled data: an action affinity loss and an action continuity loss.

Action Segmentation

Rapid Person Re-Identification via Sub-space Consistency Regularization

no code implementations13 Jul 2022 Qingze Yin, GuanAn Wang, Guodong Ding, Qilei Li, Shaogang Gong, Zhenmin Tang

To strike a balance between the model accuracy and efficiency, we propose a novel Sub-space Consistency Regularization (SCR) algorithm that can speed up the ReID procedure by $0. 25$ times than real-value features under the same dimensions whilst maintaining a competitive accuracy, especially under short codes.

Person Re-Identification Playing the Game of 2048

Sensitivity of Optimal Retirement Problem to Liquidity Constraints

no code implementations20 Aug 2021 Guodong Ding, Daniele Marazzina

In this work we analytically solve an optimal retirement problem, in which the agent optimally allocates the risky investment, consumption and leisure rate to maximise a gain function characterised by a power utility function of consumption and leisure, through the duality method.

Temporal Action Segmentation with High-level Complex Activity Labels

no code implementations15 Aug 2021 Guodong Ding, Angela Yao

Due to the lack of action-level supervision, we adopt the Hungarian matching algorithm to relate latent action prototypes to ground truth semantic classes for evaluation.

Action Recognition Action Segmentation +2

Effect of Labour Income on the Optimal Bankruptcy Problem

no code implementations29 Jun 2021 Guodong Ding, Daniele Marazzina

In our framework, the agent is endowed by an initial debt, and she is required to repay her debt continuously.

Feature Affinity based Pseudo Labeling for Semi-supervised Person Re-identification

no code implementations16 May 2018 Guodong Ding, Shanshan Zhang, Salman Khan, Zhenmin Tang, Jian Zhang, Fatih Porikli

Our approach measures the affinity of unlabeled samples with the underlying clusters of labeled data samples using the intermediate feature representations from deep networks.

Data Augmentation Representation Learning +1

Let Features Decide for Themselves: Feature Mask Network for Person Re-identification

no code implementations20 Nov 2017 Guodong Ding, Salman Khan, Zhenmin Tang, Fatih Porikli

Person re-identification aims at establishing the identity of a pedestrian from a gallery that contains images of multiple people obtained from a multi-camera system.

Person Re-Identification Retrieval

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